3 × 13 × 173 × 421

Prime Factor Structure

Factorization String 3 × 13 × 173 × 421

Distinct Prime Factors 4

Square Status No

Abundance Measure Deficient

Analytical Properties

Total Divisors 16

Divisor Sum (σ) 4,111,968

Proper Divisor Sum 1,271,481

Digit Sum / Digital Root 33 (Root: 6)

Adjacent Primes #2840483 ← → #2840507

1 3 13 39 173 421 519 1,263 2,249 5,473 6,747 16,419 72,833 218,499 946,829 2,840,487

Iterative sequence n → n/2 (if even) or 3n+1 (if odd):

2,840,487 8,521,462 4,260,731 12,782,194 6,391,097 19,173,292 9,586,646 4,793,323 14,379,970 7,189,985 21,569,956 10,784,978 5,392,489 16,177,468 8,088,734 4,044,367 12,133,102 6,066,551 18,199,654 9,099,827 27,299,482 13,649,741 40,949,224 20,474,612 10,237,306 5,118,653 15,355,960 7,677,980 3,838,990 1,919,495 5,758,486 2,879,243 8,637,730 4,318,865 12,956,596 6,478,298 3,239,149 9,717,448 4,858,724 2,429,362 1,214,681 3,644,044 1,822,022 911,011 2,733,034 1,366,517 4,099,552 2,049,776 1,024,888 512,444 256,222 128,111 384,334 192,167 576,502 288,251 864,754 432,377 1,297,132 648,566

Other feeder batches with open delivery windows. Each feeder keeps its own target batch.